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Minor World Earthquakes Magnitude -3.9

Minor earthquake, 3.1 mag has occurred near Lima in Montana

Earthquake location 44.4004S, -112.9167WA minor earthquake magnitude 3.1 (ml/mb) strikes 36 km SW of Lima, Montana (22 miles) on Sunday. Id of earthquake: us20004w6r. Event ids that are associated: mb80122834, us20004w6r. Date and time of earthquake in UTC/GMT: 31/01/16 / 2016-01-31 20:00:36 / January 31, 2016 @ 8:00 pm. The epicenter of the earthquake was roughly 4.7 km (3 miles) below the earth’s surface. The 3.1-magnitude earthquake has occurred at 13:00:36 / 1:00 pm (local time epicenter). Exact location of earthquake, -112.9167° West, 44.4004° North, depth 4.7 km.

In the past 24 hours, there have been two, in the last 10 days two, in the past 30 days three and in the last 365 days seven earthquakes of magnitude 3.0 or greater that have been detected nearby. Earthquakes 3.0 to 4.0 are often felt, but only causes minor damage. There are an estimated 130,000 minor quakes in the world each year.

Did you feel it?

Did objects rattle, topple over, or fall off shelves? Leave a comment or report about activity, shaking and damage at your home, country and city. The information in this article comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, detected near: 36 km SW of Lima, Montana.

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More information

Parameter Value Description
Magnitude 3.1 mb The magnitude for the event.
Longitude -112.9167° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 44.4004° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 4.7 km Depth of the event in kilometers.
Place 36km SW of Lima, Montana Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2016-01-31 20:00:36 Time when the event occurred. UTC/GMT
Updated 2016-02-27 19:39:37 Time when the event was most recently updated. UTC/GMT
Timezone offset -420 Timezone offset from UTC in minutes at the event epicenter.
Felt 0 The total number of felt reports
CDI 1 The maximum reported intensity for the event.
MMI The maximum estimated instrumental intensity for the event.
Alert Level The alert level from the PAGER earthquake impact scale. Green, Yellow, Orange or Red.
Review Status reviewed Indicates whether the event has been reviewed by a human.
Tsunami 0 This flag is set to "1" for large events in oceanic regions and "0" otherwise. The existence or value of this flag does not indicate if a tsunami actually did or will exist.
SIG 148 A number describing how significant the event is. Larger numbers indicate a more significant event.
Network us The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources ,mb,us, A comma-separated list of network contributors.
Number of Stations Used The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.073 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.83 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 45 The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type ml The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID us20004w6r Id of event.
Event Code 20004w6r An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,mb80122834,us20004w6r, A comma-separated list of event ids that are associated to an event.

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